Home / 52,084.15-78,109.99-18,799.83

Finding the Fourth Proportional to 52,084.15, 78,109.99 and 18,799.83

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Solution

The fourth proportional to 52,084.15, 78,109.99 and 18,799.83 is: 28,193.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,084.15 : 78,109.99 = 18,799.83 : x
  2. Step 2: Convert to fraction form
    52,084.15/78,109.99 = 18,799.83/x
  3. Step 3: Cross multiply
    52,084.15x = 78,109.99 × 18,799.83
  4. Step 4: Simplify right side
    52,084.15x = 1,468,454,486.30
  5. Step 5: Solve for x
    x = 1,468,454,486.30/52,084.15
  6. Step 6: Final answer
    x = 28,193.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.